<div style="margin-bottom: 10px;overflow: hidden;">
{loop $arrUser $key $item}
<a href="{tsUrl('user','topic',array('id'=>$item[userid]))}"><img alt="{$item[username]}" class="m_sub_img" src="{$item[face]}" width="48" height="48" /></a>
{/loop}
<br clear="all">
</div>